added to the Aircraft not described in the immediately preceding sentence and which is not a replacement or substitution for any property which was a Part of
the Aircraft, shall remain the property of Lessee and may be removed by Lessee at any time prior to the expiration or other termination of the Lease Term. All such parts shall be and remain free and clear of any Liens. Any such Part which is not so
removed prior to the expiration or other termination of the Lease Term shall, without further act, become the property of Lessor. 

 e.
Lessee agrees that all service, repair, maintenance and overhauls of the Aircraft or any part thereof undertaken or performed during the Term shall be performed solely by FAA approved maintenance facilities and FAA approved service personnel to the
extent required by applicable law or regulation. 

 f. Lessee agrees that the Aircraft will be operated only by a flight crew qualified under
applicable FAA requirements and having at least the minimum total pilot hours on the aircraft type required by any of the insurance policies described in Section 9 hereof, including annual recurrent full motion based simulator training, and at
Lessee’s sole cost and expense. Lessee shall be solely responsible for the payment of all fuel, lubricants, parts, materials and supplies for the use, operation and maintenance of the Aircraft and Engines.